发明授权
- 专利标题: Keyboard for the preselection of electromagnetic signals
- 专利标题(中): 用于预选电磁信号的键盘
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申请号: US43058974申请日: 1974-01-03
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公开(公告)号: US3863509A公开(公告)日: 1975-02-04
- 发明人: ZIMATORE CARMELO , PEZZINI AMEDEO
- 申请人: AUTOVOX SPA
- 专利权人: Autovox Spa
- 当前专利权人: Autovox Spa
- 优先权: IT4773373 1973-01-17
- 主分类号: H01F21/12
- IPC分类号: H01F21/12 ; G05G5/00 ; H03J5/08 ; H03J5/12 ; G05G13/02
摘要:
A keyboard for receivers, especially autoradios.